Description This is a adjustable weight fitness dumbbell, which is made of plastic material for your durable use. Fine workmanship and beautiful appearance, ensure its popularity. Specially designed for kids use. Very practical to use. Features -Color:As Shown -Material:Plastic -Size:46.00X4.00X4.00cm/18.08X1.57X1.57in -It can be used as an interactive toy for parent-child activities to accompany children. -The creative design is adopted to make the baby exercise the arm while playing this dumbbell. -Can be used not only as an exercise tool, but also as an entertainment toy for children.Bright colors are easy to catch your baby's attention, your baby will like it. -Adjustable design, you can fill the dumbbell with water or sand in different weight to adjust the dumbbell weight. -You can get the portable dumbbell at an, very economical. You will enjoy it. It can be used as an interactive toy for parent-child activities to accompany children. The creative design is adopted to make the baby exercise the arm while playing this dumbbell. Can be used not only as an exercise tool, but also as an entertainment toy for children.Bright colors are easy to catch your baby's attention, your baby will like it. Adjustable design, you can fill the dumbbell with water or sand in different weight to adjust the dumbbell weight. You can get the portable dumbbell at an, very economical. You will enjoy it.